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Crunchiness is the sensation of muffled grinding of a foodstuff. Crunchiness differs from
Crunchiness is the sensation of muffled grinding of a foodstuff. Crunchiness differs from crispness
Crispiness or crispness is one of the most common food texture attributes. Crispiness refers to a hard food that emits a sound upon fracturing. Foods described as crisp tend not to show signs of deformation prior to fracture. Crispiness and crunc ...
in that a crisp item is quickly atomized, while a crunchy one offers sustained, granular
Granularity (also called graininess), the condition of existing in granules or grains, refers to the extent to which a material or system is composed of distinguishable pieces. It can either refer to the extent to which a larger entity is subd ...
resistance to jaw
The jaw is any opposable articulated structure at the entrance of the mouth, typically used for grasping and manipulating food. The term ''jaws'' is also broadly applied to the whole of the structures constituting the vault of the mouth and serv ...
action. While crispness is difficult to maintain, crunchiness is difficult to overcome.
Crunchy foods are associated with freshness, particularly in vegetables. The emotion crunchy can be associated with is the type of crunch, like a crouton unevenly dressed with red wine vinaigrette or it is in the way of being pleased and content, but not fully, left on the edge, some bites are unfulfilling and unpleasant, a mix of it all leaving you unsure if you want more but you continue. In bready foods, crunchiness can instead be associated with staleness. Other foods regularly associated with the sensation include nuts and sweets.
Relationship to sound
Crispness and crunchiness could each be "assessed on the basis ofsound
In physics, sound is a vibration that propagates as an acoustic wave, through a transmission medium such as a gas, liquid or solid.
In human physiology and psychology, sound is the ''reception'' of such waves and their ''perception'' by the ...
alone, on the basis of oral-tactile clues alone, or on the basis of a combination of auditory and oral-tactile information". An acoustic frequency
Frequency is the number of occurrences of a repeating event per unit of time. It is also occasionally referred to as ''temporal frequency'' for clarity, and is distinct from ''angular frequency''. Frequency is measured in hertz (Hz) which is eq ...
of 1.9 kHz seems to mark the threshold between the two sensations, with crunchiness at frequencies below, and crispness at frequencies above.
See also
*Chewiness
Chewiness is the mouthfeel sensation of labored chewing due to sustained, elastic resistance from the food. Foods typically considered chewy include caramel, rare steak, and chewing gum
Chewing gum is a soft, cohesive substance designed ...
*Mouthfeel
Mouthfeel refers to the physical sensations in the mouth caused by food or drink, making it distinct from taste. It is a fundamental sensory attribute which, along with taste and smell, determines the overall flavor of a food item. Mouthfeel is ...
References